 |
| |||
| system life | |||
| долговечность системы: 8 phrases in 4 subjects |
| Astronautics | 1 |
| Makarov | 1 |
| Mass media | 3 |
| Quality control and standards | 3 |
|
| |||
| system life | |||
| долговечность системы: 8 phrases in 4 subjects |
| Astronautics | 1 |
| Makarov | 1 |
| Mass media | 3 |
| Quality control and standards | 3 |